Adjustable support means

Patent 3939986 Issued on February 24, 1976. Estimated Expiration Date:

February 24, 1993. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Abstract Claims Description Full Text

Patent References

1760346

1788800

2517927

2862435

2867401

3120308

Inventor

Pierro, Joseph W.

Application

No. 520540 filed on 11/04/1974

US Classes:

211/74, Bottle or jar108/44, Vehicle supported248/231.41By sliding jaw

Examiners

Primary: Frazier, Roy D.
Assistant: Hafer, Robert A.

Claims

What I claim as new and which it is desired to secure by Letters Patent of the United States is:

1. An adjustable support means for supporting a tray-like device on a portion of upholsteredfurniture comprising:

a. a first member including a tray-like device,

1. an arm portion of said first member having sides, one of said sides having a plurality of teeth formed therein and the other of said sides being beveled,

b. a second member movable into locking engagement with said first member,

1. said second member having a pair of slot-like extensions for sliding engagement with said sides of said first member,

a. one of said slot-like extensions having a cam means coacting with said beveled side of said first member,

b. the other of said slot-like extensions having at least one projection coacting with said teeth on said first member,

whereby as said second member engages said first member said cam means coacts with said beveled side to move said teeth into locking engagement with said at least one projection.

2. An adjustable support means as claimed in claim 1 in which each of said members is an L-shaped member, the horizontal arm of said first member having said plurality of teeth and the horizontal arm of said second member having said pair ofslot-like extensions, and the vertical arm of each of said members is provided with gripping means to secure said adjustable support means to a supporting structure.

3. An adjustable support means as claimed in claim 2 in which said gripping means are in the form of foam pads.

4. An adjustable support means as claimed in claim 1 in which said first member has a vertical cam portion connected to said arm portion having said plurality of teeth, said vertical arm portion having a gripping means to secure said adjustablesupport device to a supporting structure.

5. An adjustable support means as claimed in claim 1 in which said arm portion of said first member has a pair of lugs which cooperate with said slot-like extensions of said second member to prevent disengagement of said first and second membersin one direction.